25 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... findings • Anterior Cord ... Syndrome -> Anterior ... Syndrome ->Cord ... • Posterior Cord
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... Brown-Séquard Syndrome ... Syndrome: • Etiology ... Syndrome: • Etiology ... #syndromes #lesions
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
, Acute spinal cord ... Guillain-Barré syndrome ... finding in spinal cord ... Hyperthyroidism, Serotonin syndrome ... #neurology
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
(c) Central cord ... Hemisection of cord ... /unilateral cord ... Brown—Séquard syndrome ... (e) Transverse cord
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Artery Disease • Stable ... Acute Coronary Syndrome ... • Asthma • COPD ... Pneumonia • ARDS • COPD ... Vessels • Pulmonary
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Prader-Willi Syndrome ... Loss of parental copy ... =>Prader-Willi Syndrome ... Signs/Symptoms ... #Syndrome #genetics
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin ... 3 Types of Cold ... Cold Agglutinins ... Agglutinin Syndrome ... sensitize red blood cells
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... Framework Spinal cord ... level of spinal cord ... of the spinal cord ... MCTD, Sjogren syndrome
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
meninges in spinal cord ... nerve roots Spinal Cord ... Reconstitution Inflammatory Syndrome ... lymphadenopathy, pulmonary ... Children with pulmonary
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... hemorrhage) - Pulmonary ... e.g. pneumonia, COPD ... Differential #Diagnosis #Table